Home / 34,334,877.90-47,370,412.98-21,277,372.53

Finding the Fourth Proportional to 34,334,877.90, 47,370,412.98 and 21,277,372.53

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Solution

The fourth proportional to 34,334,877.90, 47,370,412.98 and 21,277,372.53 is: 29,355,512.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,334,877.90 : 47,370,412.98 = 21,277,372.53 : x
  2. Step 2: Convert to fraction form
    34,334,877.90/47,370,412.98 = 21,277,372.53/x
  3. Step 3: Cross multiply
    34,334,877.90x = 47,370,412.98 × 21,277,372.53
  4. Step 4: Simplify right side
    34,334,877.90x = 1,007,917,923,875,407.38
  5. Step 5: Solve for x
    x = 1,007,917,923,875,407.38/34,334,877.90
  6. Step 6: Final answer
    x = 29,355,512.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.